Ignore the scare tactics! If you've decided to learn Czech, the first thing that other learners or (especially) natives may do is tell you how hard it is. It's got 7 cases, unpronounceable consonant clusters, irregular plurals, unrecognisable vocabulary, the hard-to-pronounce letter Å, lions and tigers and bears, oh my!!!
Definition of villainous. 1a : befitting a villain (as in evil or depraved character) a villainous attackb : being or having the character of a villain : depraved the villainous foe.
Learner's definition of CALLOUS. [more callous; most callous] disapproving. : not feeling or showing any concern about the problems or suffering of other people. a selfish and callous young man. a callous refusal to help the poor. a very callous remark.